“We take gravity for granted,” Pettit said. “Generally, we are unaware of the weight of our hands, or how easily we pour coffee into a cup. We don’t stop to think, ‘Will the coffee rise up and pour ...

Is the price of our growing addiction to takeaway hot drinks an ever higher mountain of landfill? Since last year, when we were all made aware of the UK's unrecycled cup mountain, some of us have ...